Analyzing 18,790 brands it sold last year, thredUp calculates that some offer shoppers higher average discounts from their average estimated original prices than others, among them Anthropologie Cartonnier, with an average buyer savings of 85 percent, Michael Kors (85 percent), Nanette Lepore (82 percent), ASOS (82 percent), and Tibi (80 percent). For shoes and handbags, the greatest buyer savings came from Michael Michael Kors (72 percent), Banana Republic (71 percent) and Kooba (71 percent)... "